70 static int keene_cmd_main(struct keene_device *radio, unsigned freq, bool play)  in keene_cmd_main()  argument
75 	radio->buffer[0] = 0x00;  in keene_cmd_main()
76 	radio->buffer[1] = 0x50;  in keene_cmd_main()
77 	radio->buffer[2] = (freq_send >> 8) & 0xff;  in keene_cmd_main()
78 	radio->buffer[3] = freq_send & 0xff;  in keene_cmd_main()
79 	radio->buffer[4] = radio->pa;  in keene_cmd_main()
85 	radio->buffer[5] = (radio->muted ? 4 : 8) | (play ? 1 : 2) |  in keene_cmd_main()
87 	radio->buffer[6] = 0x00;  in keene_cmd_main()
88 	radio->buffer[7] = 0x00;  in keene_cmd_main()
90 	ret = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0),  in keene_cmd_main()
91 		9, 0x21, 0x200, 2, radio->buffer, BUFFER_LENGTH, USB_TIMEOUT);  in keene_cmd_main()
94 		dev_warn(&radio->vdev.dev, "%s failed (%d)\n", __func__, ret);  in keene_cmd_main()
98 		radio->curfreq = freq;  in keene_cmd_main()
103 static int keene_cmd_set(struct keene_device *radio)  in keene_cmd_set()  argument
107 	radio->buffer[0] = 0x00;  in keene_cmd_set()
108 	radio->buffer[1] = 0x51;  in keene_cmd_set()
109 	radio->buffer[2] = radio->tx;  in keene_cmd_set()
113 	radio->buffer[3] = (radio->stereo ? 0 : 1) | (radio->preemph_75_us ? 4 : 0);  in keene_cmd_set()
114 	radio->buffer[4] = 0x00;  in keene_cmd_set()
115 	radio->buffer[5] = 0x00;  in keene_cmd_set()
116 	radio->buffer[6] = 0x00;  in keene_cmd_set()
117 	radio->buffer[7] = 0x00;  in keene_cmd_set()
119 	ret = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0),  in keene_cmd_set()
120 		9, 0x21, 0x200, 2, radio->buffer, BUFFER_LENGTH, USB_TIMEOUT);  in keene_cmd_set()
123 		dev_warn(&radio->vdev.dev, "%s failed (%d)\n", __func__, ret);  in keene_cmd_set()
136 	struct keene_device *radio = to_keene_dev(usb_get_intfdata(intf));  in usb_keene_disconnect()  local
138 	mutex_lock(&radio->lock);  in usb_keene_disconnect()
140 	video_unregister_device(&radio->vdev);  in usb_keene_disconnect()
141 	v4l2_device_disconnect(&radio->v4l2_dev);  in usb_keene_disconnect()
142 	mutex_unlock(&radio->lock);  in usb_keene_disconnect()
143 	v4l2_device_put(&radio->v4l2_dev);  in usb_keene_disconnect()
148 	struct keene_device *radio = to_keene_dev(usb_get_intfdata(intf));  in usb_keene_suspend()  local
150 	return keene_cmd_main(radio, 0, false);  in usb_keene_suspend()
155 	struct keene_device *radio = to_keene_dev(usb_get_intfdata(intf));  in usb_keene_resume()  local
158 	keene_cmd_set(radio);  in usb_keene_resume()
159 	keene_cmd_main(radio, radio->curfreq, true);  in usb_keene_resume()
166 	struct keene_device *radio = video_drvdata(file);  in vidioc_querycap()  local
170 	usb_make_path(radio->usbdev, v->bus_info, sizeof(v->bus_info));  in vidioc_querycap()
177 	struct keene_device *radio = video_drvdata(file);  in vidioc_g_modulator()  local
185 	v->txsubchans = radio->stereo ? V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;  in vidioc_g_modulator()
193 	struct keene_device *radio = video_drvdata(file);  in vidioc_s_modulator()  local
198 	radio->stereo = (v->txsubchans == V4L2_TUNER_SUB_STEREO);  in vidioc_s_modulator()
199 	return keene_cmd_set(radio);  in vidioc_s_modulator()
205 	struct keene_device *radio = video_drvdata(file);  in vidioc_s_frequency()  local
211 	return keene_cmd_main(radio, freq, true);  in vidioc_s_frequency()
217 	struct keene_device *radio = video_drvdata(file);  in vidioc_g_frequency()  local
222 	f->frequency = radio->curfreq;  in vidioc_g_frequency()
234 	struct keene_device *radio =  in keene_s_ctrl()  local
239 		radio->muted = ctrl->val;  in keene_s_ctrl()
240 		return keene_cmd_main(radio, 0, true);  in keene_s_ctrl()
245 		radio->pa = (ctrl->val - 71) * 100 / 62;  in keene_s_ctrl()
246 		return keene_cmd_main(radio, 0, true);  in keene_s_ctrl()
249 		radio->preemph_75_us = ctrl->val == V4L2_PREEMPHASIS_75_uS;  in keene_s_ctrl()
250 		return keene_cmd_set(radio);  in keene_s_ctrl()
253 		radio->tx = db2tx[(ctrl->val - (s32)ctrl->minimum) / (s32)ctrl->step];  in keene_s_ctrl()
254 		return keene_cmd_set(radio);  in keene_s_ctrl()
285 	struct keene_device *radio = to_keene_dev(v4l2_dev);  in usb_keene_video_device_release()  local
288 	v4l2_ctrl_handler_free(&radio->hdl);  in usb_keene_video_device_release()
289 	kfree(radio->buffer);  in usb_keene_video_device_release()
290 	kfree(radio);  in usb_keene_video_device_release()
298 	struct keene_device *radio;  in usb_keene_probe()  local
314 	radio = kzalloc(sizeof(struct keene_device), GFP_KERNEL);  in usb_keene_probe()
315 	if (radio)  in usb_keene_probe()
316 		radio->buffer = kmalloc(BUFFER_LENGTH, GFP_KERNEL);  in usb_keene_probe()
318 	if (!radio || !radio->buffer) {  in usb_keene_probe()
320 		kfree(radio);  in usb_keene_probe()
325 	hdl = &radio->hdl;  in usb_keene_probe()
335 	radio->pa = 118;  in usb_keene_probe()
336 	radio->tx = 0x32;  in usb_keene_probe()
337 	radio->stereo = true;  in usb_keene_probe()
344 	retval = v4l2_device_register(&intf->dev, &radio->v4l2_dev);  in usb_keene_probe()
350 	mutex_init(&radio->lock);  in usb_keene_probe()
352 	radio->v4l2_dev.ctrl_handler = hdl;  in usb_keene_probe()
353 	radio->v4l2_dev.release = usb_keene_video_device_release;  in usb_keene_probe()
354 	strscpy(radio->vdev.name, radio->v4l2_dev.name,  in usb_keene_probe()
355 		sizeof(radio->vdev.name));  in usb_keene_probe()
356 	radio->vdev.v4l2_dev = &radio->v4l2_dev;  in usb_keene_probe()
357 	radio->vdev.fops = &usb_keene_fops;  in usb_keene_probe()
358 	radio->vdev.ioctl_ops = &usb_keene_ioctl_ops;  in usb_keene_probe()
359 	radio->vdev.lock = &radio->lock;  in usb_keene_probe()
360 	radio->vdev.release = video_device_release_empty;  in usb_keene_probe()
361 	radio->vdev.vfl_dir = VFL_DIR_TX;  in usb_keene_probe()
362 	radio->vdev.device_caps = V4L2_CAP_RADIO | V4L2_CAP_MODULATOR;  in usb_keene_probe()
364 	radio->usbdev = interface_to_usbdev(intf);  in usb_keene_probe()
365 	radio->intf = intf;  in usb_keene_probe()
366 	usb_set_intfdata(intf, &radio->v4l2_dev);  in usb_keene_probe()
368 	video_set_drvdata(&radio->vdev, radio);  in usb_keene_probe()
372 	keene_cmd_main(radio, 95.16 * FREQ_MUL, false);  in usb_keene_probe()
374 	retval = video_register_device(&radio->vdev, VFL_TYPE_RADIO, -1);  in usb_keene_probe()
381 			video_device_node_name(&radio->vdev));  in usb_keene_probe()
385 	v4l2_device_unregister(&radio->v4l2_dev);  in usb_keene_probe()
387 	kfree(radio->buffer);  in usb_keene_probe()
388 	kfree(radio);  in usb_keene_probe()